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    SubjectRe: [RFC Part1 PATCH v3 16/17] X86/KVM: Provide support to create Guest and HV shared per-CPU variables
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    On 9/4/17 12:05 PM, Borislav Petkov wrote:
    > On Fri, Sep 01, 2017 at 05:52:13PM -0500, Brijesh Singh wrote:
    >> So far, we have not seen the need for having such functions except
    >> this cases. The approach we have right now works just fine and not
    >> sure if its worth adding new functions.
    > Then put the call to kvm_map_hv_shared_decrypted() into
    > kvm_smp_prepare_boot_cpu() to denote that you're executing this whole
    > stuff only once during guest init.
    >
    > Now you're doing additional jumping-through-hoops with that once static
    > var just so you can force something which needs to execute only once but
    > gets called in a per-CPU path.
    >
    > See what I mean?

    Yes, I see your point. I will address this issue in next rev.


    -Brijesh

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